Questions tagged [hardware-raid]

RAID solution with hardware assistance. RAID parity calculations can be performed by either the main CPU, or by a separate processor on the RAID controller card.

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“Failed to set VD Property” for any change on a vd

I have a number of Perc H700 and H740P controllers which work more or less as expected, except on one H740P controller, I have two logical volumes that seem to be in a weird state: any change (set ...
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9 views

Dell server lost RAID virtual disk

I have 3 disk in RAID. I added 2 more and I created new RAID1 from them using Dell Yystem Service utilitty. After reboot server wont to boot from old RAID so i launched PERC configuration and now I ...
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Replaced a RAID controller, now Red Hat won't start :(

I'm working with a client's HP ProLiant ML110 G7. At the beginning of the week, it wouldn't boot or POST at all. Over the course of the week, we've replaced the memory, motherboard, and power supply....
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38 views

Very Low IOPs on Array of 16x 15K SAS Drives

I'm having issues with one of our servers that is running 16x 900GB 15K SAS drives in a RAID 1+0 Array on a PERC H710P, under normal load its doing ~450 IOPs (almost all writes) and has a backlog of ~...
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59 views

Does this SMART report indicate a bad disk?

On a remote server, I have 2x3TB drives set in raid 0 with SLI raid card. I tried to run SMART tests to see if drives have a problem because server become unresponsive and one drive had to be put back ...
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451 views

Crucial MX500 new firmware rev M3CR032 causes RAID controller failures?

I've been using Crucial MX500 disks in Dell hardware for a while now (non-server class disk, I know, I know... we're cheap) with firmware M3CR023. But the latest batch arrives with revision M3CR032 --...
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37 views

What does “SSC WriteBack” mean

When I dump LSI RAID 9260-8i configuration by: /storcli /c0 show all the Supported VD Operations section looks like: Read Policy = Yes Write Policy = Yes IO Policy = Yes Access Policy = Yes Disk ...
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55 views

BroadCom MegaRAID SAS 9361-24i Performance Issues

I have piles of 1TB Samsung mSATA drives that I'm trying to re-purpose for sever storage. I purchased 24 - StarTech 25SAT22MSAT adapters and fitted them with 2 mSATA drives each. I then enabled the ...
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137 views

HDD SMART interpretation

I need your opinion if the drive below is failing. When I run "smartctl -a /dev/sda -d megaraid,1", 2 errors are posted at the end of the output, stating "Error: WP at LBA". I don't see anything ...
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104 views

ZFS on top of a bunch of Raid0 (1 disk) volumes with battery backed write-cache

I'm reinstalling a workstation (not a headless server) with an Intel RAID card with BBU and 4GB internal cache. My current setup uses ZFS on a pair of mechanical disks and a partition on an SSD for ...
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117 views

What is the risk of RAID 0 for a *single* disk versus no RAID on that disk?

I have a server that I'm having trouble with getting the drive to show up without using RAID. However, that's different question. This question is about the problems running a RAID 0 on a root drive ...
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49 views

SSD does not show up in server without RAID

I have a server Supermicro SuperServer 6017R-72RFTP with the motherboard X9DRW-7TPF. I have a 1TB Samsung SSD. The SSD shows up when the server boots and in the BIOS, but when I go to install an OS it ...
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What is the difference between RAID defined by host controller versus Linux RAID defined by software?

I have a Proliant DL380 G6 Server with 4 146GB 2.5" SAS drives. In Ubuntu, (I'm using Webmin to manage), I see a single physical volume, as though there actually is only one disk. If I run the ...
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103 views

How to mount a RAID array on a Linux server if it does not appear to be listed?

I am helping to administer two CentOS 5 servers, on the "user" side of things. A RAID 1 array and a separate single hard drive were recently added by IT support. According to the IT support, both of ...
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Dual Raid Controller on Linux Server

I want to add hardware raid controller fault tolerance to my 8 HDD setup with a second hardware raid controller. Right now I have one MegaRAID SAS 9361-8i card and I'm ready to buy more. Is there a ...
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71 views

Hardware Raid 1 vs Raid 10

What are the advantages/disadvantages of raid 1+0 vs raid 1 regarding the following: Recoverability. How easy is it to recover data from a raid 1+0 array if the raid array controller fails and you ...
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9500s unit inoperable via tw-cli though … salvageable?

hope there's still someone out there that might be able to chime in :) I've powered on a very old server that's been sitting cold for 3-4 years in hopes of migrating an old raid5 array with some ...
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32 views

Areca 1882 not showing all enclosure drives

I have an Areca 1882 connected to a PCIe 16x slot on an ASUS server board. I have attached two of the mini-SAS cables in the back of the card to an internal-external mini-SAS adapter card, then ran ...
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237 views

RAID 10 Single drive is showing up as multiple drives in Windows Server 2016

I installed a Windows Server 2016 in a physical server with RAID 10 (LSI card), whose configuration is shown below: Even though the RAID configuration shows one 3.725 TB drive, this shows up as 2 ...
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47 views

How to Add Another Physical Drive to Adaptec maxView RAID6 Logical Drive

I have an ASR71605. I've added another drive to the controller which shows up in max view as ready. The logical drive is RAID 6 with 5 drives in it now. I'm adding this additional drive which is ...
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89 views

Can't mark newly added disk as “good” in megaraid RAID

A client of ours owns a MegaRAID storage array (not sure what model, exactly - I can query the backplane model remotely, but I can't figure out how to get the model of the device as a whole) with 24 ...
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76 views

MegaCLI Importing a Foreign Array of Disks

A few weeks ago I upgraded a file server to new drives for storage. Even though we backup nightly to another server I had accidentally changed the permissions on a couple of folders that I need access ...
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1answer
483 views

Debian on HP Gen9 — most recent hpssacli appears to be too old

I've installed a recent Debian 10 Buster system on to the server, which is HPE DL360 Gen9. It has P440ar adapter, which works with the "new" hpsa driver. As far as I remember, RAIDs were configured ...
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24 views

Data recovery from RAID5 volume managed by hardware controller

I am attempting to salvage as much data as possible off a failed 12 TB RAID-5 volume comprising 4 x Western Digital WD4000FYYZ 4TB hard drives in an OWC RAID enclosure that is based on the Oxford ...
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107 views

Swap failing drive on ProLiant with P410

On an old HP SE316M1R2 (Same machine as the much more common ProLiant DL 160 G6) I have a 4x450GB Raid 5 array handled by the stock P410 Smart Array controller, fw ver. 8.40.30.00. Drives are genuine ...
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350 views

RAID-6 write I/O degrades over time

I've setup a Linux system with RAID-6. Sequential write I/O performance is initially around 600 MiB/s after a reboot, but degrades to between 0.5 MiB/s and 2 MiB/s after the system has been used for a ...
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43 views

What is a HP Smart Array P822 Transient Data Drive

We had a disk go bad on one of our HP servers. It is a RAID 60. We had 2 drives in the system that weren't assigned to an array yet. We rebooted went into the array and clicked the failed/BAD drive. ...
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149 views

expand RAID array with storcli

I replaced small HDDs with bigger HDDs, so that my RAID10 virtual disk is now showing freespace. The two respective underlying RAID1 arrays are also showing freespace. I am now trying to expand the ...
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210 views

Spin down of Icy Box Raid Enclosure not working

I am running Ubuntu server 18.04 and I am using an ICY BOX IB-RD2253-U31 enclosure with two WD Black disks (no NAS disks) in RAID 1 mode (mirror). The external enclosure is connected via USB to the ...
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22 views

Linux bsg devices of RAID disks missing

We use an Adaptec ASR8405 RAID controller with LSI backplane. The RAID controller is configured to expose devices to the system ("Expose RAW"). In practice, this meant that I could access disk drives ...
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294 views

How to add drives to HPE raid and convert to raid 5

This is similar to this question: HP G8 migrate RAID0 to RAID1 with CLI commands But different enough that I think it is worth asking as a new question. I have a Gen 10 HPE server with the P408i-a ...
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121 views

How to Wipe RAID Information

I understand that RAID information is stored on hard drives, rather than the RAID controller. So, if I re-use a hard drive that was in a RAID in another system, I have to delete the RAID configuration ...
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35 views

Replace non-existent drive in array with unassigned drive

I have a P420 card in a Gen 8 dl360e server and I've been having some problems with my RAID 10 array. The drive in bay 1 has appeared to fail. I say appeared, because on taking the drive out and ...
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716 views

Slow Single Thread Performance on Dell R620 and Windows Server 2019

I recently purchased some new to me r620 servers for a cluster. Mostly they will be doing heavy database transactions, but generally they will have Hyper-V vms doing a variety of work. It was during ...
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514 views

what does UNCONFIGURED BAD mean

have a few SAS ssd's, the $4000 kind {manufacturer name withheld}. I have had two now go to unconfigured bad after 1-2 hours of only powered on use, such that I am skeptical that the drive is not ...
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351 views

Hardware RAID array using PCIe based storage? (M.2 / U.2 / full PCIe slot)

Is there currently a mechanism for constructing a hardware RAID array using storage devices that have a full-size PCIe slot, PCIe M.2, or PCIe U.2 bus interface, such as SSDs? It is extremely ...
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330 views

ML350 G6 drive not detected

I have an ML350 G6 that I have bought some new drives (HP P/N: 507129-004) for. According to the drive specs these are compatible with the G6 but the SAS controller (p410i) is not detecting them. The ...
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1answer
29 views

Overland SnapServer 510 - Constant Beep

I have an Overland SnapServer 510 with GOS 6.5.029. I cleaned it, reseated the memory, same sticks, same slots. But now, when I boot, it is emitting a constant beep. I can't find anything about "tones"...
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2k views

HPE ProLiant DL380 Gen9 - Smart Storage Battery and controller issue

My server machine is showing a couple of errors, I have read on HPE site and article says to replace the battery. Please someone guide in this regard. However, my all four SAS drives indicating red ...
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130 views

RAID 10 Configuration Settings with different disks

I have just started configuring a server with 4 SSD drives. Each drive pair has the same capacity, but not the same throughout the 4 disks. I want to use RAID 10, and I have tried different ...
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1answer
55 views

I lost the RAID control drive position

I have a HP Proliant DL360 with RAID controller. I had some trouble in the power supply so I removed the 6*250 drives without positioning the drives After fixing the problem power supply I need to ...
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2answers
325 views

PERC H330 or Windows Storage Space on Raid 5

I'm trying to build a raid 5 array for our file server using the following: 1. Dell Poweredege R530 - server 2. Windows Server 2016 - OS 3. 3x 4TB SAS - Hard Drives 4. PERC H330 mini - embedded ...
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1answer
221 views

Hard drive with many hard links 'fills' almost overnight

I recently installed a cheap 2tb hard drive on a server for backing up files which are also backed up elsewhere. It's basically an overflow drive. The other drives on the server are configured as 1TB ...
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37 views

deep debug/monitoring LSI RAID cotroller

I happen to be I stile use LSI RAID controller for Lustre file system in Centos 5. Sometimes Lustre have file system have failure. In my opinion it can be connected with working LSI RAID controller ...
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156 views

megaraid sas resetting fusion adapter

I'm running ESXi on a small home server and I'm seeing the following messages in ESXi logs: lsi_mr3: fusionCompletionBHIntr:3558: Firmware in fault state. WARNING: lsi_mr3: fusionReset:3918: ...
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296 views

HP smart array p212 raid controller. Only two arrays possible? because of missing RAM on raid card?

I bought a HP Proliant gen8 microserver. In it I installed 1 * 500GB SSD connected to SATA port 5 as a bootable disk and 4 * 3TB HDD connected to a HP smart array p212. What I would like to do is ...
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297 views

RAID controller overheats in certain cases

I've been having problems with my builds' RAID controller overheating. I found that the case is to blame, but I can't figure out how and why it would do that. I used to use 4U CompuCase RA455A00 for ...
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261 views

Replacing RAID 1 with larger drives - professional standards

I work with one of the biggest hosting companies on the planet. I got a dedicated server with hardware RAID 1 and two SAS 15k disks. I asked my hosting company if they could replace SAS with much ...
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1answer
340 views

Megaraid storage manager. How to add drive in RAID 0 with OS

I have a LSI megaraid sas 9271-8i controller and 8 physical drive. I have error on Slot 0. Media count error: 1568 and Pred fail error: 12. And I have error such as: How can I check a partition of ...
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664 views

Combination of ZFS and Hardware to gain Raid 51

I'm looking into RAID solutions for a very large file server (70+TB, ONLY serving NFS and CIFS). I know using ZFS raid on top of hardware raid is generally contraindicated, however I find myself in an ...

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